body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  /* Background Image */
  background: url("image1.jpg") no-repeat center center fixed;
  background-size: cover;
}

.container {
  max-width: 600px;
  margin: auto;
  background: rgba(255, 255, 255, 0.9); /* Slightly transparent white */
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0px 4px 10px rgba(0,0,0,0.2);
}

h1 {
  text-align: center;
  color: #2c3e50;
}

form {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

form input, form button {
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
}

form button {
  background: #3498db;
  color: white;
  border: none;
  cursor: pointer;
}

form button:hover {
  background: #2980b9;
}

#task-list {
  list-style: none;
  padding: 0;
}

.task-item {
  display: flex;
  justify-content: space-between;
  background: #ecf0f1;
  padding: 10px;
  margin-bottom: 10px;
  border-radius: 6px;
}

.task-item.completed {
  text-decoration: line-through;
  background: #dcdde1;
}

#timeline {
  margin-top: 20px;
}

.timeline-item {
  background: #8e44ad;
  color: white;
  padding: 8px;
  margin: 5px 0;
  border-radius: 6px;
}